Glyptops

Glyptops (Greek for "grooved face") is an extinct genus of cryptodire turtle from the Late Jurassic to Early Cretaceous periods of Utah. It has been found in South Dakota, Wyoming, Texas, Colorado, Utah, New Mexico, and Oklahoma. It lived 155-99 mya. The type species is G. plicatulus, which had been named Compsemys plicatulus by Edward Drinker Cope.